About Us

About Maryland Mold and Waterproofing

Maryland Mold and Waterproofing is a family owned and operated Maryland business, founded by Kristi and John Rivers, serving Annapolis, Baltimore, and surrounding areas. After experiencing a personal loss from water damage, Kristi and John realized there was a need for a professional, affordable, and trustworthy mold and waterproofing company in the area.

“We strive to exceed your expectation in mold remediation and waterproofing and take great pride in every job we do – big or small. We are committed to providing you with the most affordable options to repair your basement or crawl space. We care about the health of your home, your crawl space, and of your basement – as if it was our own – it’s why we do what we do!”

At Maryland Mold and Waterproofing, we hold the same high standards, commitment, and dedication to our customers that we would expect for our own family. We are fully licensed, insured, and trained, and our MHIC number is 106376. Our MICRO number is 81183. MICRO stands for Mold Inspection Consulting and Remediation Organization.

Our team is highly trained to evaluate your mold and waterproofing issues, discuss solutions, and put together a comprehensive plan to solve your water problems. You can be confident that we know there is no “one size fits all” fix for water problems, and we always offer solutions that are tailor made for your home. One call to Maryland Mold and Waterproofing turns your wet, damp, or leaky basement or crawl space into a dry, healthy place. We offer many services including crawl space repair, crawl space waterproofing, dehumidifiers, and interior and exterior drainage systems.

WHEN YOU CALL Maryland Mold and Waterproofing, YOU RECEIVE:

  • Personalized solutions from a family owned & operated company
  • Quality work
  • Licensed & Insured
  • Lifetime & Extended Warranties**
  • Reliable Customer Service
  • Fully Trained Technicians

We work directly with realtors, mortgage, insurance, general contractors, and other companies. Maryland Mold and Waterproofing offers FREE visual mold inspections, contact us today!

*Lifetime refers to the time in which the current & one subsequent owner reside in the structure. Valid on interior basement waterproofing systems. Extend warranties available on mold restoration services.

Our Credentials

Providing our beloved customers with healthy basements and healthy crawl spaces is our top priority, which is why our team receives consistent continued education and we make sure all certifications are always up-to-date.

Each one of our crew members and leaders is certified in both HBC (Healthy Basement Contractor Certification) and HCC (Healthy Crawl Space Contractor Certification). Our system consists of creating a healthy basement and crawl space for you and your family, and ensuring your home will be at tip top shape when we are done.

HBC Healthy Basement Contractor Certificate

Our Community

Maryland Mold and Waterproofing has sponsored a tee at the HOPE HOUSE ALUMNI Annual Golf Tournament. We strive to give back to the community and help people get back on their feet. Brian is a current team member At MMW and HOPE House Alumni. Way to go, Brian. We got your back...

Man kneeling down next to Maryland Mold and Waterproofing yard sign

Have you seen our partner spotlight in Chesapeake Real Producers Magazine? Check it our then give us a call today at (410) 376-5550 for a free, non-obligation inspection!


  • Excellent job, very professional, excellent communication from start to finish.

    Excellent job, very professional, excellent communication from start to finish. No job is easy these days due to material disruptions, but these guys were on top of everything and clearly communicated throughout the process. They were very accessible an”

    - Steve M.
  • We were very pleased with the results and Maryland Mold and Waterproofing come highly recommended by us.

    “We can't say enough good about the team at Maryland Mold and Waterproofing. We had a French drain installed in our 70 year old basement, to solve an ongoing water and mold situation. Amelio, Brian and ...”

    - Steve Harris
  • It's been a rare treat to work with such a professional group of people!

    “It's been a rare treat to work with such a professional group of people, who came running to our rescue when we needed it most. From Brian and Colin to Freddy and his crew, and the very talented ...”

    - Satisfied Customer
  • Fair. Professional. Done Right.

    “Colin and his team were professional from start to finish. They have a fair quote and pointed out work that had been done improperly. They went above and beyond when adding my new drain tile to make ...”

    - Mitch
  • Great Solutions

    “He solved it with a step-by-step approach that required chimney repair and some gutter replacements--at 30-40% of the cost others estimated. Basement has now been dry through several big storms.”

    - Jeff M.

Why Choose Us?

  • Licensed & Insured

    You can rest assured that our professionals are skilled and qualified to handle your waterproofing or restoration project.

  • Warranties & Guarantees

    Our high standard of quality ensures a healthy basement with a Nationally Backed Warranty.

  • A Locally Owned Business

    We take pride in our quality work & provide a customer first approach to service. We're here when you need us!